summaryrefslogtreecommitdiffstats
path: root/drivers/thermal/st
diff options
context:
space:
mode:
authorPascal Paillet <p.paillet@st.com>2020-01-10 11:16:01 +0100
committerDaniel Lezcano <daniel.lezcano@linaro.org>2020-01-27 15:40:07 +0100
commitd4a7e0538fe957fc78187468fa404060da7fa6f4 (patch)
tree1abbbd926c390dd2784c0a2715b86ceb215d86a6 /drivers/thermal/st
parentd401652c1c92f164bc5590548aa3a90f4636af89 (diff)
downloadlinux-d4a7e0538fe957fc78187468fa404060da7fa6f4.tar.bz2
thermal: stm32: Rework sensor mode management
Be sure get_temp returns an error while disabling or enabling the device. Set THERMAL_DEVICE_ENABLED state at the end of power on function. Set THERMAL_DEVICE_DISABLED state at the beginning of power off function. Signed-off-by: Pascal Paillet <p.paillet@st.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Link: https://lore.kernel.org/r/20200110101605.24984-3-p.paillet@st.com
Diffstat (limited to 'drivers/thermal/st')
-rw-r--r--drivers/thermal/st/stm_thermal.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/thermal/st/stm_thermal.c b/drivers/thermal/st/stm_thermal.c
index 7835e109692e..a21fa7e0c72b 100644
--- a/drivers/thermal/st/stm_thermal.c
+++ b/drivers/thermal/st/stm_thermal.c
@@ -160,6 +160,8 @@ static int stm_sensor_power_on(struct stm_thermal_sensor *sensor)
writel_relaxed(value, sensor->base +
DTS_CFGR1_OFFSET);
+ sensor->mode = THERMAL_DEVICE_ENABLED;
+
return 0;
}
@@ -167,6 +169,8 @@ static int stm_sensor_power_off(struct stm_thermal_sensor *sensor)
{
u32 value;
+ sensor->mode = THERMAL_DEVICE_DISABLED;
+
/* Stop measuring */
value = readl_relaxed(sensor->base + DTS_CFGR1_OFFSET);
value &= ~TS1_START;
@@ -374,7 +378,6 @@ static int stm_thermal_update_threshold(struct stm_thermal_sensor *sensor)
{
int ret;
- sensor->mode = THERMAL_DEVICE_DISABLED;
ret = stm_sensor_power_off(sensor);
if (ret)
@@ -576,8 +579,6 @@ static int stm_thermal_suspend(struct device *dev)
if (ret)
return ret;
- sensor->mode = THERMAL_DEVICE_DISABLED;
-
return 0;
}
@@ -590,7 +591,6 @@ static int stm_thermal_resume(struct device *dev)
if (ret)
return ret;
- sensor->mode = THERMAL_DEVICE_ENABLED;
return 0;
}
@@ -718,8 +718,6 @@ static int stm_thermal_probe(struct platform_device *pdev)
if (ret)
goto err_tz;
- sensor->mode = THERMAL_DEVICE_ENABLED;
-
dev_info(&pdev->dev, "%s: Driver initialized successfully\n",
__func__);